In van Arkel method, if I₂ is introduced at 1700,K over impure metal, product will be :

English

Gujarati

Hindi

General Principles and processes of Isolation of Elements

easy

In van Arkel method, if $I_2$ is introduced at $1700\,K$ over impure metal, the product will be :

A

Iodide of the metal

B

No reaction takes place

C

Impurities react with iodine

D

None of these

Solution

In the Arkel method, if $I_2$ is introduced at $1700 \,K$ over impure metal, the product will be iodide of the metal.

Standard 12

Chemistry

Share

Similar Questions

Consider the following statements :

$(a)$ When the lead-silver alloy rich in silver, lead is removed by the cupellation process

$(b)$ Froth flotation can be applied for non sulphide ore also using suitable activator

$(c)$ $PbSO_4 + H_2SO_4$, electrolyte is used for the refining of $Pb$ by electrolysis

$(d)$ Any metal will not reduce the oxide of other metals which lie above it in the Ellingham diagram.

Using $'T'$ for true and $'F'$ for false statements in the given sequence, select the correct set of code

medium

What products are formed during, the electrolysis of a concentrated aqueous solution of $NaCl$ ?

$(I)\,Cl_2(g)$ $(II)\,NaOH(aq)$ $(III)\,H_2(g)$

hard

The correct statements are :

medium

List $-I$ shows reaction involve in metallurgy of $Pb$ (lead) and List $-II$ shows name of processes. Match List $-I$ with List $-II$ and select correct code for your answer

List $-I$ List $-II$

$(P)\,PbS + 2PbO\xrightarrow{\Delta }3Pb + S{O_2} \uparrow $ $(1)$ Smelting

$(Q)\,PbS + \frac{3}{2}{O_2}\xrightarrow{\Delta }PbO + S{O_2} \uparrow $ $(2)$ Self reduction

$(R)\,PbC{O_3}\xrightarrow{\Delta }PbO + C{O_2} \uparrow $ $(3)$ Calcination

$(S)\,PbO + C\xrightarrow{\Delta }Pb + CO \uparrow $ $(4)$ Roasting

normal

Rusting of iron is catalyzed by which of the following?

easy